OpenTechnical

OT-2026-000048093

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000048093) never changes.

Identity and time

Publication numberOT-2026-000048093 · never reused
Internal UUID01a0ae7f-c423-77a9-bcaf-0c97b2e51f2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048093
StatusPUBLIC

Content hashes

Canonical textfb3307d9679c28e15f4b392d651ee0451b6f409218b29476179a48ddd621fbf1
Markdownfe1b6252cb7107d0dbcd8e3164fd9e4365a52bb737aa5792306c3d2c7ca8db8c
PDF
Publication page9a2fc49bfa7eb37db91fcd9d9b74b692c9712a606f41a54db038cfe7237cd801
Manifestac6f5dfa8a351357bb6f477b3faf1e63adec7b1632b28fe288f86cc1d618fe77

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturesihGDkMmoOyuZlpJo0TLraOd/0o+DMVxGKi2f5a35Ba1b0KbE/3GRtyj3VnDB4rSm3Nx81sGiSHgv2Mp+7oHAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:06.942307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048093
observed 9a2fc49bfa7eb37db91fcd9d9b74b692...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.921466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048093/manifest.json
observed ac6f5dfa8a351357bb6f477b3faf1e63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.903784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048093/publication.md
observed fe1b6252cb7107d0dbcd8e3164fd9e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.885668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048093/publication.txt
observed fb3307d9679c28e15f4b392d651ee045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.